Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

University of Pennsylvania
Skills you'll gain: Calculus, Applied Mathematics, Derivatives, Estimation
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Documentation, Java, API Design, Java Programming, Back-End Web Development, Application Programming Interface (API), Enterprise Application Management, Application Deployment, Databases, Data Persistence
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Visualization, Statistical Visualization, R (Software), Data Import/Export, Data Visualization Software, R Programming, Tidyverse (R Package), Statistical Reporting, Data Manipulation, Data Wrangling, Data Processing, File Management, Software Installation
Beginner · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Product Marketing, Value Propositions, Target Market, Marketing, Strategic Marketing, Product Strategy, Market Analysis, Market Research, Marketing Strategy and Techniques, Marketing Strategies, Target Audience, Market Trend, Market Dynamics, Market Intelligence, Competitive Analysis, Customer Insights, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

The Linux Foundation
Skills you'll gain: Bash (Scripting Language), File Systems, Package and Software Management, Linux, Command-Line Interface, Unix Commands, Linux Commands, Shell Script, grep, Linux Administration, Unix Shell, Scripting, Software Development Tools, Computer Programming Tools, File Management, Build Tools, Unix, Scripting Languages, Program Development, System Programming
Beginner · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Labor Law, Arbitration, Tax Compliance, Environmental Regulations, Environmental Laws, Case Law, Legal Writing, Legal Research, Law, Regulation, and Compliance, Labor Relations, Labor Compliance, Tax Laws, Mediation, Litigation and Civil Justice, Commercial Laws, Regulatory Compliance, Employee Relations, Contract Management, Governance
Beginner · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Statistical Analysis, Experimentation, Usability Testing, Usability, User Experience Design, Statistical Programming, Statistical Hypothesis Testing, Data Analysis, Statistical Methods, UI/UX Research, R Programming, User Experience, Data Collection, Human Computer Interaction, Statistics, Data Validation, Statistical Modeling, Regression Analysis, Logistic Regression
Intermediate · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Customer Analysis, Business Marketing, Advanced Analytics, Marketing Strategies, Business Analytics, Statistical Programming, Customer Insights, R Programming, R (Software), Customer Data Management, Data-Driven Decision-Making, Data Analysis Software, Target Market, Predictive Analytics, Statistical Analysis, Statistical Modeling, Predictive Modeling, Statistical Methods
Mixed · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Business Strategy, Organizational Leadership, Business Planning, Accountability, Business Management, Leadership and Management, Management Training And Development, Team Leadership, Business Leadership, Strategic Planning, Competitive Analysis, Strategic Thinking, Leadership Development, Team Building, Strategic Leadership, Organizational Strategy, Team Performance Management, Team Management, Employee Coaching, People Development
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Security Information and Event Management (SIEM), Network Monitoring, Network Infrastructure, Cyber Attacks, Computer Security Incident Management, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Memory Management, C++ (Programming Language), C (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Structures, Programming Principles, Software Design, Python Programming, Java, Algorithms, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Presentation, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
Beginner · Specialization · 3 - 6 Months